United States shipments of air-source heat pumps increased 20 percent, to 265,129 units, in May 2014, up from 220,895 units shipped in May 2013, according to statistics from the Air-Conditioning, Heating, and Refrigeration Institute (AHRI).
Combined United States shipments of central air conditioners and air-source heat pumps totaled 638,572 units in March 2014, up 11.9 percent from 570,434 units shipped in March 2013, according to Air-Conditioning, Heating, and Refrigeration Institute (AHRI) statistics.
United States shipments of central air conditioners and air-source heat pumps totaled 370,582 units in January 2014, up 23 percent from 301,176 units shipped in January 2013, according to Air-Conditioning, Heating, and Refrigeration Institute (AHRI) statistics.
Total combined United States shipments of central air conditioners and air-source heat pumps increased 9.9 percent, to 6,169,700 units in 2013, up from 5,613,665 units shipped in 2012, according to statistics from the Air-Conditioning, Heating, and Refrigeration Institute (AHRI).
Combined United States shipments of central air conditioners and air-source heat pumps totaled 363,465 units in October 2013, up 23.3 percent from 294,678 units shipped in October 2012, according to the latest statistics from the Air-Conditioning, Heating, and Refrigeration Institute (AHRI).
United States shipments of central air conditioners and air-source heat pumps totaled 500,813 units in August 2013, down 2.9 percent from 515,530 units shipped in August 2012, according to the latest statistics from the Air-Conditioning, Heating, and Refrigeration Institute (AHRI).